Home / 13,508.38-20,264.96-4,621.63

Finding the Fourth Proportional to 13,508.38, 20,264.96 and 4,621.63

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Solution

The fourth proportional to 13,508.38, 20,264.96 and 4,621.63 is: 6,933.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,508.38 : 20,264.96 = 4,621.63 : x
  2. Step 2: Convert to fraction form
    13,508.38/20,264.96 = 4,621.63/x
  3. Step 3: Cross multiply
    13,508.38x = 20,264.96 × 4,621.63
  4. Step 4: Simplify right side
    13,508.38x = 93,657,147.08
  5. Step 5: Solve for x
    x = 93,657,147.08/13,508.38
  6. Step 6: Final answer
    x = 6,933.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.